splash pslash slpash lspash plsash lpsash spalsh psalsh saplsh asplsh paslsh apslsh slapsh lsapsh salpsh aslpsh laspsh alspsh plassh lpassh palssh aplssh lapssh alpssh splsah pslsah slpsah lspsah plssah lpssah spslah psslah ssplah ssplah psslah spslah slspah lsspah sslpah sslpah lsspah slspah plssah lpssah pslsah splsah lspsah slpsah spaslh psaslh sapslh aspslh passlh apsslh spsalh pssalh sspalh sspalh pssalh spsalh sasplh assplh ssaplh ssaplh assplh sasplh passlh apsslh psaslh spaslh aspslh sapslh slasph lsasph salsph aslsph lassph alssph slsaph lssaph sslaph sslaph lssaph slsaph saslph asslph ssalph ssalph asslph saslph lassph alssph lsasph slasph aslsph salsph plassh lpassh palssh aplssh lapssh alpssh plsash lpsash pslash splash lspash slpash paslsh apslsh psalsh spalsh asplsh saplsh laspsh alspsh lsapsh slapsh aslpsh salpsh splahs pslahs slpahs lspahs plsahs lpsahs spalhs psalhs saplhs asplhs paslhs apslhs slaphs lsaphs salphs aslphs lasphs alsphs plashs lpashs palshs aplshs lapshs alpshs splhas pslhas slphas lsphas plshas lpshas sphlas pshlas shplas hsplas phslas hpslas slhpas lshpas shlpas hslpas lhspas hlspas plhsas lphsas phlsas hplsas lhpsas hlpsas spahls psahls saphls asphls pashls apshls sphals pshals shpals hspals phsals hpsals sahpls ashpls shapls hsapls ahspls haspls pahsls aphsls phasls hpasls ahpsls hapsls slahps lsahps salhps aslhps lashps alshps slhaps lshaps shlaps hslaps lhsaps hlsaps sahlps ashlps shalps hsalps ahslps haslps lahsps alhsps lhasps hlasps ahlsps halsps plahss lpahss palhss aplhss laphss alphss plhass lphass phlass hplass lhpass hlpass pahlss aphlss phalss hpalss ahplss haplss lahpss alhpss lhapss hlapss ahlpss halpss splsha pslsha slpsha lspsha plssha lpssha spslha psslha ssplha ssplha psslha spslha slspha lsspha sslpha sslpha lsspha slspha plssha lpssha pslsha splsha lspsha slpsha splhsa pslhsa slphsa lsphsa plshsa lpshsa sphlsa pshlsa shplsa hsplsa phslsa hpslsa slhpsa lshpsa shlpsa hslpsa lhspsa hlspsa plhssa lphssa phlssa hplssa lhpssa hlpssa spshla psshla ssphla ssphla psshla spshla sphsla pshsla shpsla hspsla phssla hpssla sshpla sshpla shspla hsspla shspla hsspla pshsla sphsla phssla hpssla shpsla hspsla slshpa lsshpa sslhpa sslhpa lsshpa slshpa slhspa lshspa shlspa hslspa lhsspa hlsspa sshlpa sshlpa shslpa hsslpa shslpa hsslpa lshspa slhspa lhsspa hlsspa shlspa hslspa plshsa lpshsa pslhsa splhsa lsphsa slphsa plhssa lphssa phlssa hplssa lhpssa hlpssa pshlsa sphlsa phslsa hpslsa shplsa hsplsa lshpsa slhpsa lhspsa hlspsa shlpsa hslpsa spashl psashl sapshl aspshl passhl apsshl spsahl pssahl sspahl sspahl pssahl spsahl sasphl assphl ssaphl ssaphl assphl sasphl passhl apsshl psashl spashl aspshl sapshl spahsl psahsl saphsl asphsl pashsl apshsl sphasl pshasl shpasl hspasl phsasl hpsasl sahpsl ashpsl shapsl hsapsl ahspsl haspsl pahssl aphssl phassl hpassl ahpssl hapssl spshal psshal ssphal ssphal psshal spshal sphsal pshsal shpsal hspsal phssal hpssal sshpal sshpal shspal hsspal shspal hsspal pshsal sphsal phssal hpssal shpsal hspsal sashpl asshpl ssahpl ssahpl asshpl sashpl sahspl ashspl shaspl hsaspl ahsspl hasspl sshapl sshapl shsapl hssapl shsapl hssapl ashspl sahspl ahsspl hasspl shaspl hsaspl pashsl apshsl psahsl spahsl asphsl saphsl pahssl aphssl phassl hpassl ahpssl hapssl pshasl sphasl phsasl hpsasl shpasl hspasl ashpsl sahpsl ahspsl haspsl shapsl hsapsl slashp lsashp salshp aslshp lasshp alsshp slsahp lssahp sslahp sslahp lssahp slsahp saslhp asslhp ssalhp ssalhp asslhp saslhp lasshp alsshp lsashp slashp aslshp salshp slahsp lsahsp salhsp aslhsp lashsp alshsp slhasp lshasp shlasp hslasp lhsasp hlsasp sahlsp ashlsp shalsp hsalsp ahslsp haslsp lahssp alhssp lhassp hlassp ahlssp halssp slshap lsshap sslhap sslhap lsshap slshap slhsap lshsap shlsap hslsap lhssap hlssap sshlap sshlap shslap hsslap shslap hsslap lshsap slhsap lhssap hlssap shlsap hslsap sashlp asshlp ssahlp ssahlp asshlp sashlp sahslp ashslp shaslp hsaslp ahsslp hasslp sshalp sshalp shsalp hssalp shsalp hssalp ashslp sahslp ahsslp hasslp shaslp hsaslp lashsp alshsp lsahsp slahsp aslhsp salhsp lahssp alhssp lhassp hlassp ahlssp halssp lshasp slhasp lhsasp hlsasp shlasp hslasp ashlsp sahlsp ahslsp haslsp shalsp hsalsp plashs lpashs palshs aplshs lapshs alpshs plsahs lpsahs pslahs splahs lspahs slpahs paslhs apslhs psalhs spalhs asplhs saplhs lasphs alsphs lsaphs slaphs aslphs salphs plahss lpahss palhss aplhss laphss alphss plhass lphass phlass hplass lhpass hlpass pahlss aphlss phalss hpalss ahplss haplss lahpss alhpss lhapss hlapss ahlpss halpss plshas lpshas pslhas splhas lsphas slphas plhsas lphsas phlsas hplsas lhpsas hlpsas pshlas sphlas phslas hpslas shplas hsplas lshpas slhpas lhspas hlspas shlpas hslpas pashls apshls psahls spahls asphls saphls pahsls aphsls phasls hpasls ahpsls hapsls pshals sphals phsals hpsals shpals hspals ashpls sahpls ahspls haspls shapls hsapls lashps alshps lsahps slahps aslhps salhps lahsps alhsps lhasps hlasps ahlsps halsps lshaps slhaps lhsaps hlsaps shlaps hslaps ashlps sahlps ahslps haslps shalps hsalps
Note: these 'words' (valid or invalid) are all the permutations of the word splash. These words are obtained by scrambling the letters in splash.